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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1942 | 1 |
| 1945 | 2 |
| 1946 | 9 |
| 1947 | 11 |
| 1948 | 9 |
| 1949 | 17 |
| 1950 | 37 |
| 1951 | 37 |
| 1952 | 55 |
| 1953 | 32 |
| 1954 | 31 |
| 1955 | 39 |
| 1956 | 18 |
| 1957 | 32 |
| 1958 | 34 |
| 1959 | 42 |
| 1960 | 34 |
| 1961 | 46 |
| 1962 | 31 |
| 1963 | 27 |
| 1964 | 24 |
| 1965 | 25 |
| 1966 | 63 |
| 1967 | 130 |
| 1968 | 233 |
| 1969 | 312 |
| 1970 | 329 |
| 1971 | 391 |
| 1972 | 457 |
| 1973 | 408 |
| 1974 | 521 |
| 1975 | 422 |
| 1976 | 355 |
| 1977 | 311 |
| 1978 | 364 |
| 1979 | 339 |
| 1980 | 318 |
| 1981 | 302 |
| 1982 | 324 |
| 1983 | 343 |
| 1984 | 353 |
| 1985 | 358 |
| 1986 | 354 |
| 1987 | 360 |
| 1988 | 323 |
| 1989 | 419 |
| 1990 | 424 |
| 1991 | 401 |
| 1992 | 441 |
| 1993 | 445 |
| 1994 | 464 |
| 1995 | 432 |
| 1996 | 416 |
| 1997 | 425 |
| 1998 | 393 |
| 1999 | 425 |
| 2000 | 450 |
| 2001 | 507 |
| 2002 | 521 |
| 2003 | 622 |
| 2004 | 599 |
| 2005 | 646 |
| 2006 | 694 |
| 2007 | 639 |
| 2008 | 641 |
| 2009 | 624 |
| 2010 | 695 |
| 2011 | 651 |
| 2012 | 778 |
| 2013 | 802 |
| 2014 | 824 |
| 2015 | 851 |
| 2016 | 814 |
| 2017 | 796 |
| 2018 | 777 |
| 2019 | 840 |
| 2020 | 777 |
| 2021 | 567 |
| 2022 | 423 |
| 2023 | 407 |
| 2024 | 373 |